Price History for Photoelectric Smoke Detector Ducts S1-D4120W
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Photoelectric Smoke Detector Ducts S1-D4120W
The York S1-D4120W is a photoelectric smoke detector designed for duct applications, providing reliable smoke detection within HVAC systems. This OEM part ensures precise fit and function for maintaining air qu
$747.25
Not currently listed
Not in Home Depot’s listings since Sep 10, 2026; the price shown is the last one we recorded.
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Aug 30, 2026 | $747.25 |
| Aug 2, 2026 | $1,105.33 |
| Jul 18, 2026 | $1,105.33 |
| Jul 11, 2026 | $1,105.33 |
| Jul 2, 2026 | $1,105.33 |
5 recorded prices; last found in Home Depot’s data on Sep 10, 2026. How we track prices
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Analysis
Photoelectric Smoke Detector Ducts S1-D4120W price analysis
Price analysis for Photoelectric Smoke Detector Ducts S1-D4120W at Home Depot: today's price of $747.25 is the lowest price we've recorded for this listing.
- The current price of $747.25 is 32% (or $358.08) below the MSRP of $1,105.33.
- Today's price is 11% below its average daily price over the last 90 days ($838.76).
- The lowest recorded price on PriceWatchPro was $747.25 on August 30, 2026. The current listing is at this all-time low.
- The highest recorded price on PriceWatchPro was $1,105.33 on July 2, 2026. Today's price is $358.08 below that peak.
- Across 4 tracked price changes, the listing has dropped once with an average drop of $358.08.
- PriceWatchPro has been tracking this listing since July 2, 2026 (125 days of price history).
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